Desk lamp



FIG. 1 is a perspective view of a desk lamp of the present invention showing the new design.

FIG. 2 is a front elevation view thereof.

FIG. 3 is a rear elevation view thereof.

FIG. 4 is a right side elevation view thereof. A left side elevation view is symmetrical on the right side elevation view.

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a desk lamp, as shown and described. 